487
CDUS45 KRIW 090646
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1246 AM MDT MON MAR 09 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MARCH 8 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 59 MM 66 2021 46 13 32
MINIMUM 37 MM -6 1969 21 16 13
2023
AVERAGE 48 33 15
PRECIPITATION (IN)
YESTERDAY T 0.56 1992 0.02 -0.02 0.00
MONTH TO DATE 0.03 0.18 -0.15 0.87
SINCE MAR 1 0.03 0.18 -0.15 0.87
SINCE JAN 1 0.57 1.23 -0.66 1.59
SNOWFALL (IN)
YESTERDAY MM 7.7 1979 0.4 MM 0.0
MONTH TO DATE T 2.7 -2.7 5.5
SINCE MAR 1 T 2.7 -2.7 5.5
SINCE JUL 1 15.7 51.0 -35.3 16.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 17 32 -15 42
MONTH TO DATE 181 267 -86 280
SINCE MAR 1 181 267 -86 280
SINCE JUL 1 4358 5629 -1271 5295
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 26.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 4:00 AM
LOWEST 33 3:00 PM
AVERAGE 49
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 69 1972
MINIMUM TEMPERATURE (F) 21 -22 2022
SUNRISE AND SUNSET
MARCH 9 2026.........SUNRISE 7:28 AM MDT SUNSET 7:05 PM MDT
MARCH 10 2026.........SUNRISE 7:26 AM MDT SUNSET 7:06 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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